The cosmic cauldron has brewed up a Halloween trick in the form of a ghostly face that glows in X-rays, as seen by ESA’s XMM-Newton space telescope. The eerie entity is a bubble bursting with the ...

University of Maryland researchers created the first high-resolution image of an expanding bubble of hot plasma and ionized gas where stars are born. Previous low-resolution images did not clearly ...

Witches and their subsequent witchcraft have long fascinated and repulsed mankind. The beautiful young sorceress dancing unrobed in a circle of stones surrounded by a vast woodland, contrasted with ...

This is a yellow jelly fungus, also called witch’s butter – a name that makes sense because this image looks like something you might find bubbling in a witch’s cauldron. The name is a nod to the ...